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ICPMS daily performance check report, May 15, 2002

Machine-extracted title · confidence 98%

Daily instrument calibration and performance verification log for ICPMS equipment conducted on May 15, 2002.

NYC-WTC_000053505–000053628

Folder label: “ICPMS 5/15/02”

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NYC 9/11 Public Portal Document

WESTCHESTER COUNTY DEPT OF LABS AND RESEARCH Method 200.8 - Summary Report Sample ID: CCV STD1 30=2 PPB Sample Date/Time: Wednesday, May 15, 2002 13:43:18 Sample Type: Sample Sample Description: Number of Replicates: 3 Method File: c:\winnt\profiles\lrd1\elandata\Method\_NEWN.mth Dataset File: c:\winnt\profiles\lrd1\elandata\Dataset\newyork city\CCV STD1 30=2 PPB.097 Aliquot Volume (mL): Diluted To Volume (mL):

Concentration Results Analyte Mass Meas. Intens. Mean Meas. Intens. RSD Net Intens. Mean Cone. Mean Cone. RSD Sample Unit Be 9 12212.993 3.442 0.205 29.10313 4.20 ug/L U 6 59491.367 2.577 59491.367 ug/L > Se-1 45 459185.903 0.587 459185.903 ug/L Cr 52 303226.129 1.117 0.645 30.22495 1.63 ug/L Cr 53 36203.310 1.017 0.078 30.23031 0.98 ug/L Mn 55 494050.314 0.561 1.072 29.71866 0.19 ug/L Co 59 353632.177 2.990 0.770 29.91197 3.54 ug/L Ni 60 72998.654 0.877 0.159 29.65820 0.83 ug/L Cu 63 159358.242 0.881 0.346 29.50642 1.30 ug/L Cu 65 76891.654 1.927 0.167 29.30219 1.76 ug/L Zn 66 51515.078 1.342 0.516 30.90481 1.37 ug/L Zn 67 8993.203 1.454 0.090 30.41415 0.92 ug/L Zn 68 38263.743 0.863 0.383 30.38674 0.90 ug/L > Ge 72 98432.085 1.583 98432.085 ug/L As 75 66810.708 1.246 0.630 31.03351 1.45 ug/L Se 77 6551.770 0.857 0.060 32.18069 1.25 ug/L Se 82 6878.745 1.734 0.070 31.40718 2.98 ug/L As-1 75 59319.518 1.304 59197.516 26.05298 1.31 ug/L Kr 83 2007.909 2.846 -93.355 ug/L Ag 107 328809.245 1.287 0.239 29.59535 2.25 ug/L Cd 111 86374.599 0.742 0.063 29.76393 1.40 ug/L Cd 114 201687.562 0.128 0.147 29.95920 1.33 ug/L > In 115 1373553.435 1.242 1373553.435 ug/L Sb 121 272579.922 1.299 0.198 31.14051 2.04 ug/L Sb 123 207532.014 0.450 0.151 30.83946 1.21 ug/L Ba 135 81656.243 0.654 0.041 27.50752 0.35 ug/L Ba 137 140787.203 0.596 0.071 27.07098 0.27 ug/L Ho 165 1989447.143 1.027 -0.006 ug/L > Tb 159 1969259.867 0.465 1969259.867 ug/L Hg 201 2809.796 2.160 0.001 1.81296 1.89 ug/L Hg 202 6455.356 0.942 0.003 1.83834 1.12 ug/L n 205 916024.604 0.473 0.465 28.95446 0.02 ug/L Pb 208 1247751.750 0.487 0.632 27.57871 0.34 ug/L

QC Calculated Values

Sample ID: CCV STD1 30=2 PPB Report Date/Time: Wednesday, May 15, 2002 13:45:51 Page 1

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NYC-WTC_000053630 · Box DEP Box 29

Laboratory analysis results for a Westchester County Department of Labs and Research sample processed on May 15, 2002.

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